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Darwin and Natural Selection 2019
Terms in this set (13)
Change over time
ability to survive and reproduce
Survival of the Fittest
Process by which individuals that are better suited to their environment survive and reproduce most successfully; also called natural selection
a modification or change in an organ or tissue during the lifetime of an organism due to use, disuse, or environmental effects, and not inherited.
traits that are passed from parents to their offspring
the principle that, among the range of inherited trait variations, those contributing to reproduction and survival will most likely be passed on to succeeding generations
In evolution, the physical characteristics, skills, or abilities that increase the chances of reproduction or survival and are therefore likely to be passed along to future generations.
principle that all living things were derived from common ancestors
Study of past and present distribution of organisms
Structures in different species that are similar because of common ancestry.
Body parts that share a common function, but not structure
A structure that is present in an organism but no longer serves its original purpose
struggle for existence
members of each species compete regularly to obtain food, living space, and other necessities of life, not all will survive
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